This is a genuine TOYOTA spark plug, part code 9091901166, model K20R-U; ID. Engineered to meet TOYOTA's high standards, this spark plug is crucial for maintaining your engine's health and performance. Properly functioning spark plugs are essential for igniting the air-fuel mixture within your engine's cylinders. This ignition process is what powers your vehicle. Over time, spark plugs can wear out, leading to issues such as misfires, rough idling, decreased fuel economy, and difficulty starting. Replacing your spark plugs with genuine TOYOTA parts like this K20R-U; ID ensures compatibility and reliability. It helps maintain consistent engine operation, improves combustion efficiency, and contributes to a smoother driving experience. Regular replacement, as per your vehicle's maintenance schedule, is recommended to prevent potential engine problems and ensure optimal performance.
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